Product Details | THERMAL INSULATION BOARD

5640-01-021-7458 An item identical in construction to INSULATION BLOCK, THERMAL except that it is supplied in lengths greater than 36 inches (914.4 mm). Excludes BUILDING BOARD (as modified). MILLBOARD, ASBESTOS; ASBESTOS SHEET, COMPRESSED; CORK SHEET; CORK AND RUBBERSHEET; and FIBERBOARD (as modified). See also INSULATION BLANKET, THERMAL.

Part Alternates: HHI558, HH-I-558, HH-I-558 FMACL1, HHI558FMACL1, 5640-01-021-7458, 01-021-7458, 5640010217458, 010217458

Construction and Building Materials | Wallboard, Building Paper, and Thermal Insulation Materials

Supply Group (FSG) NSN Assign. NIIN
56 20 MAY 1976 01-021-7458

Cross Reference | NSN 5640-01-021-7458

Part Number Cage Code Manufacturer
HH-I-558 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
HH-I-558 FMACL1 80244 GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE

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Technical Data | NSN 5640-01-021-7458

Characteristic Specifications
MATERIAL FIBERGLASS
OVERALL THICKNESS 1.000 INCHES NOMINAL
OVERALL WIDTH 36.000 INCHES NOMINAL
OVERALL LENGTH 48.000 INCHES NOMINAL
FLAMEPROOF FEATURE INCLUDED
WATER REPELLENT COATED SURFACE NOT PROVIDED
ONE SIDE DECORATION PROVISION NOT PROVIDED
NONDEFINITIVE SPEC/STD DATA A FORM AND 1 CLASS
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE HH-I-558

Restrictions/Controls & Freight Information | NSN 5640-01-021-7458

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 103300 INSULATING MATERIAL NOI
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
Water commodity Code 561 unknown
Originating Activity Code BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable